1193 lines
33 KiB
C
1193 lines
33 KiB
C
/* Copyright 2016 The Chromium OS Authors. All rights reserved.
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
|
|
/* Reef board-specific configuration */
|
|
|
|
#include "adc.h"
|
|
#include "adc_chip.h"
|
|
#include "als.h"
|
|
#include "button.h"
|
|
#include "charge_manager.h"
|
|
#include "charge_ramp.h"
|
|
#include "charge_state.h"
|
|
#include "charger.h"
|
|
#include "chipset.h"
|
|
#include "console.h"
|
|
#include "driver/als_opt3001.h"
|
|
#include "driver/accel_kionix.h"
|
|
#include "driver/accel_kx022.h"
|
|
#include "driver/accelgyro_bmi160.h"
|
|
#include "driver/baro_bmp280.h"
|
|
#include "driver/charger/bd9995x.h"
|
|
#include "driver/tcpm/anx74xx.h"
|
|
#include "driver/tcpm/ps8xxx.h"
|
|
#include "driver/tcpm/tcpci.h"
|
|
#include "driver/tcpm/tcpm.h"
|
|
#include "extpower.h"
|
|
#include "gpio.h"
|
|
#include "hooks.h"
|
|
#include "host_command.h"
|
|
#include "i2c.h"
|
|
#include "keyboard_scan.h"
|
|
#include "lid_angle.h"
|
|
#include "lid_switch.h"
|
|
#include "math_util.h"
|
|
#include "motion_sense.h"
|
|
#include "motion_lid.h"
|
|
#include "power.h"
|
|
#include "power_button.h"
|
|
#include "pwm.h"
|
|
#include "pwm_chip.h"
|
|
#include "lpc_chip.h"
|
|
#include "spi.h"
|
|
#include "spi_chip.h"
|
|
#include "switch.h"
|
|
#include "system.h"
|
|
#include "tablet_mode.h"
|
|
#include "task.h"
|
|
#include "temp_sensor.h"
|
|
#include "tfdp_chip.h"
|
|
#include "thermistor.h"
|
|
#include "timer.h"
|
|
#include "uart.h"
|
|
#include "usb_charge.h"
|
|
#include "usb_mux.h"
|
|
#include "usb_pd.h"
|
|
#include "usb_pd_tcpm.h"
|
|
#include "util.h"
|
|
|
|
|
|
#define CPUTS(outstr) cputs(CC_USBCHARGE, outstr)
|
|
#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args)
|
|
#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args)
|
|
|
|
#define IN_ALL_SYS_PG POWER_SIGNAL_MASK(X86_ALL_SYS_PG)
|
|
#define IN_PGOOD_PP3300 POWER_SIGNAL_MASK(X86_PGOOD_PP3300)
|
|
#define IN_PGOOD_PP5000 POWER_SIGNAL_MASK(X86_PGOOD_PP5000)
|
|
|
|
#define USB_PD_PORT_ANX74XX 0
|
|
#define USB_PD_PORT_PS8751 1
|
|
|
|
#ifdef CONFIG_BOARD_PRE_INIT
|
|
/*
|
|
* reefmchp - requires changing
|
|
* VTR1 pin domain = 3.3V
|
|
* VTR2 pin domain = 1.8V
|
|
* VTR3 pin domain = 3.3V
|
|
*/
|
|
void board_config_pre_init(void)
|
|
{
|
|
MCHP_EC_GPIO_BANK_PWR = MCHP_EC_GPIO_BANK_PWR_VTR2_18;
|
|
|
|
#ifdef CONFIG_LOW_POWER_IDLE
|
|
/* DEBUG - GPIO_0060 becomes 48MHZ_OUT
|
|
* MEC1701 interposer J47-7
|
|
*/
|
|
gpio_config_module(MODULE_CHIPSET, 1);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* NOTES: The PD GPIO's are armed for falling edge.
|
|
* There is a potential race condition in this routine.
|
|
* ISR calls this routine and it reads state of GPIO pin.
|
|
* If GPIO is still asserted low, this routine will do nothing.
|
|
* If this routine samples GPIO after it returns high then it
|
|
* will wake the PDCMD task.
|
|
*/
|
|
static void tcpc_alert_event(enum gpio_signal signal)
|
|
{
|
|
int port = -1;
|
|
|
|
switch (signal) {
|
|
case GPIO_USB_C0_PD_INT_ODL:
|
|
port = 0;
|
|
break;
|
|
case GPIO_USB_C1_PD_INT_ODL:
|
|
port = 1;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
schedule_deferred_pd_interrupt(port);
|
|
}
|
|
|
|
#ifdef CONFIG_USB_PD_TCPC_LOW_POWER
|
|
static void anx74xx_cable_det_handler(void)
|
|
{
|
|
int cable_det = gpio_get_level(GPIO_USB_C0_CABLE_DET);
|
|
int reset_n = gpio_get_level(GPIO_USB_C0_PD_RST_L);
|
|
|
|
/*
|
|
* A cable_det low->high transition was detected. If following the
|
|
* debounce time, cable_det is high, and reset_n is low, then ANX3429 is
|
|
* currently in standby mode and needs to be woken up. Set the
|
|
* TCPC_RESET event which will bring the ANX3429 out of standby
|
|
* mode. Setting this event is gated on reset_n being low because the
|
|
* ANX3429 will always set cable_det when transitioning to normal mode
|
|
* and if in normal mode, then there is no need to trigger a tcpc reset.
|
|
*/
|
|
if (cable_det && !reset_n)
|
|
task_set_event(TASK_ID_PD_C0, PD_EVENT_TCPC_RESET, 0);
|
|
}
|
|
DECLARE_DEFERRED(anx74xx_cable_det_handler);
|
|
/* from firmware-reef-9042.B */
|
|
DECLARE_HOOK(HOOK_CHIPSET_RESUME, anx74xx_cable_det_handler, HOOK_PRIO_LAST);
|
|
|
|
void anx74xx_cable_det_interrupt(enum gpio_signal signal)
|
|
{
|
|
/* debounce for 2 msec */
|
|
hook_call_deferred(&anx74xx_cable_det_handler_data, (2 * MSEC));
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* enable_input_devices() is called by the tablet_mode ISR, but changes the
|
|
* state of GPIOs, so its definition must reside after including gpio_list.
|
|
* Use DECLARE_DEFERRED to generate enable_input_devices_data.
|
|
*/
|
|
static void enable_input_devices(void);
|
|
DECLARE_DEFERRED(enable_input_devices);
|
|
|
|
#define LID_DEBOUNCE_US (30 * MSEC) /* Debounce time for lid switch */
|
|
void tablet_mode_interrupt(enum gpio_signal signal)
|
|
{
|
|
hook_call_deferred(&enable_input_devices_data, LID_DEBOUNCE_US);
|
|
}
|
|
|
|
#include "gpio_list.h"
|
|
|
|
/* SPI devices */
|
|
const struct spi_device_t spi_devices[] = {
|
|
{ QMSPI0_PORT, 4, GPIO_QMSPI_CS0},
|
|
#if defined(CONFIG_SPI_ACCEL_PORT)
|
|
{ GPSPI0_PORT, 2, GPIO_SPI0_CS0 },
|
|
#endif
|
|
};
|
|
const unsigned int spi_devices_used = ARRAY_SIZE(spi_devices);
|
|
|
|
/* ADC channels */
|
|
/* chip/mchp defined adc_t
|
|
* name, factor_mul, factor_div, shift, channel
|
|
* Signals routed through interposer to MEC17xx ADC channels.
|
|
*/
|
|
const struct adc_t adc_channels[] = {
|
|
/* Vref = 3.000V, 10-bit unsigned reading */
|
|
[ADC_TEMP_SENSOR_CHARGER] = {
|
|
"CHARGER", 3000, 1024, 0, 0
|
|
},
|
|
[ADC_TEMP_SENSOR_AMB] = {
|
|
"AMBIENT", 3000, 1024, 0, 1
|
|
},
|
|
[ADC_BOARD_ID] = {
|
|
"BRD_ID", 3000, 1024, 0, 2
|
|
},
|
|
};
|
|
BUILD_ASSERT(ARRAY_SIZE(adc_channels) == ADC_CH_COUNT);
|
|
|
|
/* PWM channels. Must be in the exactly same order as in enum pwm_channel. */
|
|
#ifdef CONFIG_PWM
|
|
const struct pwm_t pwm_channels[] = {
|
|
/* channel, flags */
|
|
[PWM_CH_LED_GREEN] = { 4, PWM_CONFIG_DSLEEP },
|
|
[PWM_CH_LED_RED] = { 5, PWM_CONFIG_DSLEEP },
|
|
};
|
|
BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT);
|
|
#endif /* #ifdef CONFIG_PWM */
|
|
|
|
/*
|
|
* Using Ports 3, 6, 7 from board.h
|
|
* Using Ports 0, 2 from board.c
|
|
* Due to added RC of interposer board temporarily reduce
|
|
* 400 to 100 kHz.
|
|
*/
|
|
const struct i2c_port_t i2c_ports[] = {
|
|
{"tcpc0", MCHP_I2C_PORT0, 400,
|
|
GPIO_EC_I2C_USB_C0_PD_SCL, GPIO_EC_I2C_USB_C0_PD_SDA},
|
|
{"tcpc1", MCHP_I2C_PORT2, 400,
|
|
GPIO_EC_I2C_USB_C1_PD_SCL, GPIO_EC_I2C_USB_C1_PD_SDA},
|
|
{"accelgyro", I2C_PORT_GYRO, 400,
|
|
GPIO_EC_I2C_GYRO_SCL, GPIO_EC_I2C_GYRO_SDA},
|
|
{"sensors", MCHP_I2C_PORT7, 400,
|
|
GPIO_EC_I2C_SENSOR_SCL, GPIO_EC_I2C_SENSOR_SDA},
|
|
{"batt", MCHP_I2C_PORT3, 100,
|
|
GPIO_EC_I2C_POWER_SCL, GPIO_EC_I2C_POWER_SDA},
|
|
};
|
|
const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports);
|
|
|
|
/*
|
|
* Map ports to controller.
|
|
* Ports may map to the same controller.
|
|
* Both USB PD ports are mapped to CTRL0.
|
|
*/
|
|
const uint16_t i2c_port_to_ctrl[I2C_PORT_COUNT] = {
|
|
(MCHP_I2C_CTRL0 << 8) + MCHP_I2C_PORT0,
|
|
(MCHP_I2C_CTRL0 << 8) + MCHP_I2C_PORT2,
|
|
(MCHP_I2C_CTRL1 << 8) + I2C_PORT_GYRO,
|
|
(MCHP_I2C_CTRL2 << 8) + MCHP_I2C_PORT3,
|
|
(MCHP_I2C_CTRL3 << 8) + MCHP_I2C_PORT7,
|
|
};
|
|
|
|
/*
|
|
* Used by chip level I2C controller initialization.
|
|
* Board level can specify two unused I2C addresses
|
|
* for each controller. Current chip level disables
|
|
* controller response to address 0(general call).
|
|
*/
|
|
const uint32_t i2c_ctrl_slave_addrs[I2C_CONTROLLER_COUNT] = {
|
|
0, 0, 0, 0,
|
|
};
|
|
|
|
/* Return the two slave addresses the specified
|
|
* controller will respond to when controller
|
|
* is acting as a slave.
|
|
* b[6:0] = b[7:1] of I2C address 1
|
|
* b[14:8] = b[7:1] of I2C address 2
|
|
* When not using I2C controllers as slaves we can use
|
|
* the same value for all controllers. The address should
|
|
* not be 0x00 as this is the general call address.
|
|
*/
|
|
uint16_t board_i2c_slave_addrs(int controller)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < I2C_CONTROLLER_COUNT; i++)
|
|
if ((i2c_ctrl_slave_addrs[i] & 0xffff) == controller)
|
|
return (i2c_ctrl_slave_addrs[i] >> 16);
|
|
|
|
return 0; /* general call address */
|
|
}
|
|
|
|
/*
|
|
* default to I2C0 because callers may not check
|
|
* return value if we returned an error code.
|
|
*/
|
|
int board_i2c_p2c(int port)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < I2C_PORT_COUNT; i++)
|
|
if ((i2c_port_to_ctrl[i] & 0xFF) == port)
|
|
return (int)(i2c_port_to_ctrl[i] >> 8);
|
|
|
|
return -1;
|
|
}
|
|
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST
|
|
struct i2c_stress_test i2c_stress_tests[] = {
|
|
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_TCPC
|
|
{
|
|
.port = MCHP_I2C_PORT0,
|
|
.addr_flags = 0x28,
|
|
.i2c_test = &anx74xx_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_TCPC
|
|
{
|
|
.port = MCHP_I2C_PORT2,
|
|
.addr_flags = 0x0B,
|
|
.i2c_test = &ps8xxx_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_ACCEL
|
|
{
|
|
.port = I2C_PORT_GYRO,
|
|
.addr_flags = BMI160_ADDR0_FLAGS,
|
|
.i2c_test = &bmi160_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_ACCEL
|
|
{
|
|
.port = I2C_PORT_BARO,
|
|
.addr_flags = BMP280_I2C_ADDRESS1_FLAGS,
|
|
.i2c_test = &bmp280_i2c_stress_test_dev,
|
|
},
|
|
{
|
|
.port = I2C_PORT_LID_ACCEL,
|
|
.addr_flags = KX022_ADDR1_FLAGS,
|
|
.i2c_test = &kionix_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_ALS
|
|
{
|
|
.port = I2C_PORT_ALS,
|
|
.addr_flags = OPT3001_I2C_ADDR1_FLAGS,
|
|
.i2c_test = &opt3001_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
/* MCHP_I2C_PORT3 */
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_BATTERY
|
|
{
|
|
.i2c_test = &battery_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
/* MCHP_I2C_PORT3 */
|
|
#ifdef CONFIG_CMD_I2C_STRESS_TEST_CHARGER
|
|
{
|
|
.i2c_test = &bd9995x_i2c_stress_test_dev,
|
|
},
|
|
#endif
|
|
};
|
|
const int i2c_test_dev_used = ARRAY_SIZE(i2c_stress_tests);
|
|
#endif /* CONFIG_CMD_I2C_STRESS_TEST */
|
|
|
|
const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_COUNT] = {
|
|
[USB_PD_PORT_ANX74XX] = {
|
|
.bus_type = EC_BUS_TYPE_I2C,
|
|
.i2c_info = {
|
|
.port = MCHP_I2C_PORT0,
|
|
.addr_flags = 0x28,
|
|
},
|
|
.drv = &anx74xx_tcpm_drv,
|
|
},
|
|
[USB_PD_PORT_PS8751] = {
|
|
.bus_type = EC_BUS_TYPE_I2C,
|
|
.i2c_info = {
|
|
.port = MCHP_I2C_PORT2,
|
|
.addr_flags = 0x0B,
|
|
},
|
|
.drv = &ps8xxx_tcpm_drv,
|
|
},
|
|
};
|
|
|
|
uint16_t tcpc_get_alert_status(void)
|
|
{
|
|
uint16_t status = 0;
|
|
|
|
if (!gpio_get_level(GPIO_USB_C0_PD_INT_ODL)) {
|
|
if (gpio_get_level(GPIO_USB_C0_PD_RST_L))
|
|
status |= PD_STATUS_TCPC_ALERT_0;
|
|
}
|
|
|
|
if (!gpio_get_level(GPIO_USB_C1_PD_INT_ODL)) {
|
|
if (gpio_get_level(GPIO_USB_C1_PD_RST_ODL))
|
|
status |= PD_STATUS_TCPC_ALERT_1;
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
const enum gpio_signal hibernate_wake_pins[] = {
|
|
GPIO_AC_PRESENT,
|
|
GPIO_LID_OPEN,
|
|
GPIO_POWER_BUTTON_L,
|
|
};
|
|
|
|
const int hibernate_wake_pins_used = ARRAY_SIZE(hibernate_wake_pins);
|
|
|
|
/*
|
|
* PS8751 TCPM DRP low power idle behavour is causing I2C errors.
|
|
* Upon receiving DRP low power idle command, PS8751 holds SCL and
|
|
* SDA low for ~480us. It simultaneously releases both pins which is
|
|
* defined as a bus error condition by I2C spec. No ACK received.
|
|
* TCPCI spec. states waking any TCPM requires sending any dummy
|
|
* I2C command which the TCPM will NACK. The I2C master MUST wait
|
|
* a minimum of 5 ms after the NACK before sending another I2C
|
|
* command. We observe the PD task and TCPCI state machines do not
|
|
* follow the TCPCI spec. Sometimes this routine is called to wake
|
|
* the PS8751 after it has been put into low power idle and sometimes
|
|
* the PD/TCPCI state machine doesn't call this routine and tries
|
|
* communicating with PS8751. This results in lots of I2C retries and
|
|
* results taking up to 10ms before I2C communication with PS8751
|
|
* is stable. Don't know how to fix this.
|
|
*/
|
|
static int ps8751_tune_mux(int port)
|
|
{
|
|
int rv;
|
|
|
|
/* 0x98 sets lower EQ of DP port (4.5db) */
|
|
rv = mux_write(port, PS8XXX_REG_MUX_DP_EQ_CONFIGURATION, 0x98);
|
|
|
|
/* TCPCI spec. delay msleep(6); */
|
|
|
|
return rv;
|
|
}
|
|
|
|
/*
|
|
* USB_PD_PORT_ANX74XX and USB_PD_PORT_PS8751 are zero based indices into
|
|
* tcpc_config array. The tcpc_config array contains the actual EC I2C
|
|
* port, device slave address, and a function pointer into the driver code.
|
|
*/
|
|
struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_COUNT] = {
|
|
[USB_PD_PORT_ANX74XX] = {
|
|
.driver = &anx74xx_tcpm_usb_mux_driver,
|
|
.hpd_update = &anx74xx_tcpc_update_hpd_status,
|
|
},
|
|
[USB_PD_PORT_PS8751] = {
|
|
.driver = &tcpci_tcpm_usb_mux_driver,
|
|
.hpd_update = &ps8xxx_tcpc_update_hpd_status,
|
|
.board_init = &ps8751_tune_mux,
|
|
}
|
|
};
|
|
|
|
/* MCHP
|
|
* New, not in firmware-reef-9042.B
|
|
*/
|
|
const int usb_port_enable[CONFIG_USB_PORT_POWER_SMART_PORT_COUNT] = {
|
|
GPIO_USB1_ENABLE,
|
|
};
|
|
|
|
/**
|
|
* Power on (or off) a single TCPC.
|
|
* minimum on/off delays are included.
|
|
*
|
|
* @param port Port number of TCPC.
|
|
* @param mode 0: power off, 1: power on.
|
|
*/
|
|
void board_set_tcpc_power_mode(int port, int mode)
|
|
{
|
|
if (port != USB_PD_PORT_ANX74XX)
|
|
return;
|
|
|
|
switch (mode) {
|
|
case ANX74XX_NORMAL_MODE:
|
|
gpio_set_level(GPIO_EN_USB_TCPC_PWR, 1);
|
|
msleep(ANX74XX_PWR_H_RST_H_DELAY_MS);
|
|
gpio_set_level(GPIO_USB_C0_PD_RST_L, 1);
|
|
break;
|
|
case ANX74XX_STANDBY_MODE:
|
|
gpio_set_level(GPIO_USB_C0_PD_RST_L, 0);
|
|
msleep(ANX74XX_RST_L_PWR_L_DELAY_MS);
|
|
gpio_set_level(GPIO_EN_USB_TCPC_PWR, 0);
|
|
msleep(ANX74XX_PWR_L_PWR_H_DELAY_MS);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Reset all system PD/TCPC MCUs -- currently only called from
|
|
* handle_pending_reboot() in common/power.c just before hard
|
|
* resetting the system. This logic is likely not needed as the
|
|
* PP3300_A rail should be dropped on EC reset.
|
|
*/
|
|
void board_reset_pd_mcu(void)
|
|
{
|
|
/* Assert reset to TCPC1 */
|
|
gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 0);
|
|
|
|
/* Assert reset to TCPC0 (anx3429) */
|
|
gpio_set_level(GPIO_USB_C0_PD_RST_L, 0);
|
|
/* TCPC1 (ps8751) requires 1ms reset down assertion */
|
|
msleep(MAX(1, ANX74XX_RST_L_PWR_L_DELAY_MS));
|
|
|
|
/* Deassert reset to TCPC1 */
|
|
gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 1);
|
|
/* Disable TCPC0 power */
|
|
gpio_set_level(GPIO_EN_USB_TCPC_PWR, 0);
|
|
|
|
/*
|
|
* anx3429 requires 10ms reset/power down assertion
|
|
*/
|
|
msleep(ANX74XX_PWR_L_PWR_H_DELAY_MS);
|
|
board_set_tcpc_power_mode(USB_PD_PORT_ANX74XX, 1);
|
|
}
|
|
|
|
void board_tcpc_init(void)
|
|
{
|
|
int port, reg;
|
|
|
|
/* Only reset TCPC if not sysjump */
|
|
if (!system_jumped_to_this_image())
|
|
board_reset_pd_mcu();
|
|
|
|
/*
|
|
* TODO: Remove when Reef is updated with PS8751 A3.
|
|
*
|
|
* Force PS8751 A2 to wake from low power mode.
|
|
* If PS8751 remains in low power mode after sysjump,
|
|
* TCPM_INIT will fail due to not able to access PS8751.
|
|
*
|
|
* NOTE: PS8751 A3 will wake on any I2C access.
|
|
*/
|
|
reg = 0;
|
|
/* TODO MCHP:
|
|
* PS8751 is at I2C address 0x16. Original reef using
|
|
* address 0x10. Is this another attempt at waking PS8751
|
|
* from DRP low power idle mode?
|
|
*/
|
|
i2c_read8(MCHP_I2C_PORT2, 0x08, 0xA0, ®);
|
|
|
|
/* Enable TCPC0 interrupt */
|
|
gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL);
|
|
|
|
/* Enable TCPC1 interrupt */
|
|
gpio_enable_interrupt(GPIO_USB_C1_PD_INT_ODL);
|
|
|
|
#ifdef CONFIG_USB_PD_TCPC_LOW_POWER
|
|
/* Enable CABLE_DET interrupt for ANX3429 wake from standby */
|
|
gpio_enable_interrupt(GPIO_USB_C0_CABLE_DET);
|
|
#endif
|
|
/*
|
|
* Initialize HPD to low; after sysjump SOC needs to see
|
|
* HPD pulse to enable video path
|
|
*/
|
|
for (port = 0; port < CONFIG_USB_PD_PORT_COUNT; port++) {
|
|
const struct usb_mux *mux = &usb_muxes[port];
|
|
|
|
mux->hpd_update(port, 0, 0);
|
|
}
|
|
}
|
|
DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C+1);
|
|
|
|
/*
|
|
* Data derived from Seinhart-Hart equation in a resistor divider circuit with
|
|
* Vdd=3300mV, R = 13.7Kohm, and Murata NCP15WB-series thermistor (B = 4050,
|
|
* T0 = 298.15, nominal resistance (R0) = 47Kohm).
|
|
*/
|
|
#define CHARGER_THERMISTOR_SCALING_FACTOR 13
|
|
static const struct thermistor_data_pair charger_thermistor_data[] = {
|
|
{ 3044 / CHARGER_THERMISTOR_SCALING_FACTOR, 0 },
|
|
{ 2890 / CHARGER_THERMISTOR_SCALING_FACTOR, 10 },
|
|
{ 2680 / CHARGER_THERMISTOR_SCALING_FACTOR, 20 },
|
|
{ 2418 / CHARGER_THERMISTOR_SCALING_FACTOR, 30 },
|
|
{ 2117 / CHARGER_THERMISTOR_SCALING_FACTOR, 40 },
|
|
{ 1800 / CHARGER_THERMISTOR_SCALING_FACTOR, 50 },
|
|
{ 1490 / CHARGER_THERMISTOR_SCALING_FACTOR, 60 },
|
|
{ 1208 / CHARGER_THERMISTOR_SCALING_FACTOR, 70 },
|
|
{ 966 / CHARGER_THERMISTOR_SCALING_FACTOR, 80 },
|
|
{ 860 / CHARGER_THERMISTOR_SCALING_FACTOR, 85 },
|
|
{ 766 / CHARGER_THERMISTOR_SCALING_FACTOR, 90 },
|
|
{ 679 / CHARGER_THERMISTOR_SCALING_FACTOR, 95 },
|
|
{ 603 / CHARGER_THERMISTOR_SCALING_FACTOR, 100 },
|
|
};
|
|
|
|
static const struct thermistor_info charger_thermistor_info = {
|
|
.scaling_factor = CHARGER_THERMISTOR_SCALING_FACTOR,
|
|
.num_pairs = ARRAY_SIZE(charger_thermistor_data),
|
|
.data = charger_thermistor_data,
|
|
};
|
|
|
|
int board_get_charger_temp(int idx, int *temp_ptr)
|
|
{
|
|
int mv = adc_read_channel(MCHP_ADC_CH(0));
|
|
|
|
if (mv < 0)
|
|
return -1;
|
|
|
|
*temp_ptr = thermistor_linear_interpolate(mv,
|
|
&charger_thermistor_info);
|
|
*temp_ptr = C_TO_K(*temp_ptr);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Data derived from Seinhart-Hart equation in a resistor divider circuit with
|
|
* Vdd=3300mV, R = 51.1Kohm, and Murata NCP15WB-series thermistor (B = 4050,
|
|
* T0 = 298.15, nominal resistance (R0) = 47Kohm).
|
|
*/
|
|
#define AMB_THERMISTOR_SCALING_FACTOR 11
|
|
static const struct thermistor_data_pair amb_thermistor_data[] = {
|
|
{ 2512 / AMB_THERMISTOR_SCALING_FACTOR, 0 },
|
|
{ 2158 / AMB_THERMISTOR_SCALING_FACTOR, 10 },
|
|
{ 1772 / AMB_THERMISTOR_SCALING_FACTOR, 20 },
|
|
{ 1398 / AMB_THERMISTOR_SCALING_FACTOR, 30 },
|
|
{ 1070 / AMB_THERMISTOR_SCALING_FACTOR, 40 },
|
|
{ 803 / AMB_THERMISTOR_SCALING_FACTOR, 50 },
|
|
{ 597 / AMB_THERMISTOR_SCALING_FACTOR, 60 },
|
|
{ 443 / AMB_THERMISTOR_SCALING_FACTOR, 70 },
|
|
{ 329 / AMB_THERMISTOR_SCALING_FACTOR, 80 },
|
|
{ 285 / AMB_THERMISTOR_SCALING_FACTOR, 85 },
|
|
{ 247 / AMB_THERMISTOR_SCALING_FACTOR, 90 },
|
|
{ 214 / AMB_THERMISTOR_SCALING_FACTOR, 95 },
|
|
{ 187 / AMB_THERMISTOR_SCALING_FACTOR, 100 },
|
|
};
|
|
|
|
static const struct thermistor_info amb_thermistor_info = {
|
|
.scaling_factor = AMB_THERMISTOR_SCALING_FACTOR,
|
|
.num_pairs = ARRAY_SIZE(amb_thermistor_data),
|
|
.data = amb_thermistor_data,
|
|
};
|
|
|
|
int board_get_ambient_temp(int idx, int *temp_ptr)
|
|
{
|
|
int mv = adc_read_channel(MCHP_ADC_CH(1));
|
|
|
|
if (mv < 0)
|
|
return -1;
|
|
|
|
*temp_ptr = thermistor_linear_interpolate(mv,
|
|
&amb_thermistor_info);
|
|
*temp_ptr = C_TO_K(*temp_ptr);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* name, sensor type, read function,
|
|
* index of sensor passed to read function,
|
|
* delay from read to taking action
|
|
*/
|
|
const struct temp_sensor_t temp_sensors[] = {
|
|
/* FIXME(dhendrix): tweak action_delay_sec */
|
|
{"Battery", TEMP_SENSOR_TYPE_BATTERY, charge_get_battery_temp, 0, 1},
|
|
{"Ambient", TEMP_SENSOR_TYPE_BOARD, board_get_ambient_temp, 0, 5},
|
|
{"Charger", TEMP_SENSOR_TYPE_BOARD, board_get_charger_temp, 1, 1},
|
|
};
|
|
BUILD_ASSERT(ARRAY_SIZE(temp_sensors) == TEMP_SENSOR_COUNT);
|
|
|
|
/* Called by APL power state machine when transitioning from G3 to S5 */
|
|
void chipset_pre_init_callback(void)
|
|
{
|
|
/*
|
|
* No need to re-init PMIC since settings are sticky across sysjump.
|
|
* However, be sure to check that PMIC is already enabled. If it is
|
|
* then there's no need to re-sequence the PMIC.
|
|
*/
|
|
if (system_jumped_to_this_image() && gpio_get_level(GPIO_PMIC_EN))
|
|
return;
|
|
|
|
/* Enable PP5000 before PP3300 due to NFC: chrome-os-partner:50807 */
|
|
gpio_set_level(GPIO_EN_PP5000, 1);
|
|
while (!gpio_get_level(GPIO_PP5000_PG))
|
|
;
|
|
|
|
/*
|
|
* To prevent SLP glitches, PMIC_EN (V5A_EN) should be enabled
|
|
* at the same time as PP3300 (chrome-os-partner:51323).
|
|
*/
|
|
/* Enable 3.3V rail */
|
|
gpio_set_level(GPIO_EN_PP3300, 1);
|
|
while (!gpio_get_level(GPIO_PP3300_PG))
|
|
;
|
|
|
|
/* Enable PMIC */
|
|
gpio_set_level(GPIO_PMIC_EN, 1);
|
|
}
|
|
|
|
static void board_set_tablet_mode(void)
|
|
{
|
|
tablet_set_mode(!gpio_get_level(GPIO_TABLET_MODE_L));
|
|
}
|
|
|
|
/* Initialize board. */
|
|
static void board_init(void)
|
|
{
|
|
/* Ensure tablet mode is initialized according to the hardware state
|
|
* so that the cached state reflects reality.
|
|
*/
|
|
board_set_tablet_mode();
|
|
|
|
gpio_enable_interrupt(GPIO_TABLET_MODE_L);
|
|
|
|
/* Enable charger interrupts */
|
|
gpio_enable_interrupt(GPIO_CHARGER_INT_L);
|
|
|
|
/* Enable Gyro interrupts */
|
|
gpio_enable_interrupt(GPIO_BASE_SIXAXIS_INT_L);
|
|
}
|
|
/* PP3300 needs to be enabled before TCPC init hooks */
|
|
DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_FIRST);
|
|
|
|
/*
|
|
* MCHP - new version of this routine.
|
|
* firmware-reef-9042.B must do port lookup here
|
|
* before calling bd9995x_is_vbus_provided
|
|
*/
|
|
int pd_snk_is_vbus_provided(int port)
|
|
{
|
|
if (port != 0 && port != 1)
|
|
panic("Invalid charge port\n");
|
|
|
|
return bd9995x_is_vbus_provided(port);
|
|
}
|
|
|
|
/**
|
|
* Set active charge port -- only one port can be active at a time.
|
|
*
|
|
* @param charge_port Charge port to enable.
|
|
*
|
|
* Returns EC_SUCCESS if charge port is accepted and made active,
|
|
* EC_ERROR_* otherwise.
|
|
*/
|
|
int board_set_active_charge_port(int charge_port)
|
|
{
|
|
enum bd9995x_charge_port bd9995x_port;
|
|
int bd9995x_port_select = 1;
|
|
|
|
switch (charge_port) {
|
|
case USB_PD_PORT_ANX74XX:
|
|
case USB_PD_PORT_PS8751:
|
|
/* Don't charge from a source port */
|
|
if (board_vbus_source_enabled(charge_port))
|
|
return -1;
|
|
|
|
bd9995x_port = charge_port;
|
|
break;
|
|
case CHARGE_PORT_NONE:
|
|
bd9995x_port_select = 0;
|
|
bd9995x_port = BD9995X_CHARGE_PORT_BOTH;
|
|
|
|
/*
|
|
* To avoid inrush current from the external charger, enable
|
|
* discharge on AC till the new charger is detected and
|
|
* charge detect delay has passed.
|
|
*/
|
|
if (charge_get_percent() > 2)
|
|
charger_discharge_on_ac(1);
|
|
break;
|
|
default:
|
|
panic("Invalid charge port\n");
|
|
break;
|
|
}
|
|
|
|
CPRINTS("New chg p%d", charge_port);
|
|
return bd9995x_select_input_port(bd9995x_port, bd9995x_port_select);
|
|
}
|
|
|
|
/**
|
|
* Set the charge limit based upon desired maximum.
|
|
*
|
|
* @param port Port number.
|
|
* @param supplier Charge supplier type.
|
|
* @param charge_ma Desired charge limit (mA).
|
|
* @param charge_mv Negotiated charge voltage (mV).
|
|
*/
|
|
void board_set_charge_limit(int port, int supplier, int charge_ma,
|
|
int max_ma, int charge_mv)
|
|
{
|
|
/* Enable charging trigger by BC1.2 detection */
|
|
int bc12_enable = (supplier == CHARGE_SUPPLIER_BC12_CDP ||
|
|
supplier == CHARGE_SUPPLIER_BC12_DCP ||
|
|
supplier == CHARGE_SUPPLIER_BC12_SDP ||
|
|
supplier == CHARGE_SUPPLIER_OTHER);
|
|
|
|
if (bd9995x_bc12_enable_charging(port, bc12_enable))
|
|
return;
|
|
|
|
charge_ma = (charge_ma * 95) / 100;
|
|
charge_set_input_current_limit(MAX(charge_ma,
|
|
CONFIG_CHARGER_INPUT_CURRENT), charge_mv);
|
|
}
|
|
|
|
/**
|
|
* Return if board is consuming full amount of input current
|
|
*/
|
|
int board_is_consuming_full_charge(void)
|
|
{
|
|
int chg_perc = charge_get_percent();
|
|
|
|
return chg_perc > 2 && chg_perc < 95;
|
|
}
|
|
|
|
/**
|
|
* Return if VBUS is sagging too low
|
|
*/
|
|
int board_is_vbus_too_low(int port, enum chg_ramp_vbus_state ramp_state)
|
|
{
|
|
return charger_get_vbus_voltage(port) < BD9995X_BC12_MIN_VOLTAGE;
|
|
}
|
|
|
|
static void enable_input_devices(void)
|
|
{
|
|
/* We need to turn on tablet mode for motion sense */
|
|
board_set_tablet_mode();
|
|
|
|
/* Then, we disable peripherals only when the lid reaches 360 position.
|
|
* (It's probably already disabled by motion_sense_task.)
|
|
* We deliberately do not enable peripherals when the lid is leaving
|
|
* 360 position. Instead, we let motion_sense_task enable it once it
|
|
* reaches laptop zone (180 or less).
|
|
*/
|
|
if (tablet_get_mode())
|
|
lid_angle_peripheral_enable(0);
|
|
}
|
|
|
|
/* Enable or disable input devices, based on chipset state and tablet mode */
|
|
#ifndef TEST_BUILD
|
|
void lid_angle_peripheral_enable(int enable)
|
|
{
|
|
/* If the lid is in 360 position, ignore the lid angle,
|
|
* which might be faulty. Disable keyboard.
|
|
*/
|
|
if (tablet_get_mode() || chipset_in_state(CHIPSET_STATE_ANY_OFF))
|
|
enable = 0;
|
|
keyboard_scan_enable(enable, KB_SCAN_DISABLE_LID_ANGLE);
|
|
}
|
|
#endif
|
|
|
|
/* Called on AP S5 -> S3 transition */
|
|
static void board_chipset_startup(void)
|
|
{
|
|
/* Enable USB-A port. */
|
|
gpio_set_level(GPIO_USB1_ENABLE, 1);
|
|
|
|
/* Enable Trackpad */
|
|
gpio_set_level(GPIO_EN_P3300_TRACKPAD_ODL, 0);
|
|
|
|
hook_call_deferred(&enable_input_devices_data, 0);
|
|
}
|
|
DECLARE_HOOK(HOOK_CHIPSET_STARTUP, board_chipset_startup, HOOK_PRIO_DEFAULT);
|
|
|
|
/* Called on AP S3 -> S5 transition */
|
|
static void board_chipset_shutdown(void)
|
|
{
|
|
/* Disable USB-A port. */
|
|
gpio_set_level(GPIO_USB1_ENABLE, 0);
|
|
|
|
/* Disable Trackpad */
|
|
gpio_set_level(GPIO_EN_P3300_TRACKPAD_ODL, 1);
|
|
|
|
hook_call_deferred(&enable_input_devices_data, 0);
|
|
/* FIXME(dhendrix): Drive USB_PD_RST_ODL low to prevent
|
|
* leakage? (see comment in schematic)
|
|
*/
|
|
}
|
|
DECLARE_HOOK(HOOK_CHIPSET_SHUTDOWN, board_chipset_shutdown, HOOK_PRIO_DEFAULT);
|
|
|
|
/* FIXME(dhendrix): Add CHIPSET_RESUME and CHIPSET_SUSPEND
|
|
* hooks to enable/disable sensors?
|
|
*/
|
|
/*
|
|
* MCHP: Next two routines not present in firmware-reef-9042.B
|
|
*/
|
|
/* Called on AP S3 -> S0 transition */
|
|
static void board_chipset_resume(void)
|
|
{
|
|
gpio_set_level(GPIO_ENABLE_BACKLIGHT, 1);
|
|
}
|
|
DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT);
|
|
|
|
/* Called on AP S0 -> S3 transition */
|
|
static void board_chipset_suspend(void)
|
|
{
|
|
gpio_set_level(GPIO_ENABLE_BACKLIGHT, 0);
|
|
}
|
|
DECLARE_HOOK(HOOK_CHIPSET_SUSPEND, board_chipset_suspend, HOOK_PRIO_DEFAULT);
|
|
|
|
/*
|
|
* FIXME(dhendrix): Weak symbol hack until we can get a better solution for
|
|
* both Amenia and Reef.
|
|
*/
|
|
void chipset_do_shutdown(void)
|
|
{
|
|
/* Disable PMIC */
|
|
gpio_set_level(GPIO_PMIC_EN, 0);
|
|
|
|
/*Disable 3.3V rail */
|
|
gpio_set_level(GPIO_EN_PP3300, 0);
|
|
while (gpio_get_level(GPIO_PP3300_PG))
|
|
;
|
|
|
|
/*Disable 5V rail */
|
|
gpio_set_level(GPIO_EN_PP5000, 0);
|
|
while (gpio_get_level(GPIO_PP5000_PG))
|
|
;
|
|
}
|
|
|
|
void board_hibernate_late(void)
|
|
{
|
|
int i;
|
|
const uint32_t hibernate_pins[][2] = {
|
|
/* Turn off LEDs in hibernate */
|
|
{GPIO_BAT_LED_BLUE, GPIO_INPUT | GPIO_PULL_UP},
|
|
{GPIO_BAT_LED_AMBER, GPIO_INPUT | GPIO_PULL_UP},
|
|
{GPIO_LID_OPEN, GPIO_INT_RISING | GPIO_PULL_DOWN},
|
|
|
|
/*
|
|
* BD99956 handles charge input automatically. We'll disable
|
|
* charge output in hibernate. Charger will assert ACOK_OD
|
|
* when VBUS or VCC are plugged in.
|
|
*/
|
|
{GPIO_USB_C0_5V_EN, GPIO_INPUT | GPIO_PULL_DOWN},
|
|
{GPIO_USB_C1_5V_EN, GPIO_INPUT | GPIO_PULL_DOWN},
|
|
};
|
|
|
|
/* Change GPIOs' state in hibernate for better power consumption */
|
|
for (i = 0; i < ARRAY_SIZE(hibernate_pins); ++i)
|
|
gpio_set_flags(hibernate_pins[i][0], hibernate_pins[i][1]);
|
|
|
|
gpio_config_module(MODULE_KEYBOARD_SCAN, 0);
|
|
|
|
/*
|
|
* Calling gpio_config_module sets disabled alternate function pins to
|
|
* GPIO_INPUT. But to prevent keypresses causing leakage currents
|
|
* while hibernating we want to enable GPIO_PULL_UP as well.
|
|
*/
|
|
gpio_set_flags_by_mask(0x2, 0x03, GPIO_INPUT | GPIO_PULL_UP);
|
|
gpio_set_flags_by_mask(0x1, 0x7F, GPIO_INPUT | GPIO_PULL_UP);
|
|
gpio_set_flags_by_mask(0x0, 0xE0, GPIO_INPUT | GPIO_PULL_UP);
|
|
/* KBD_KSO2 needs to have a pull-down enabled instead of pull-up */
|
|
gpio_set_flags_by_mask(0x1, 0x80, GPIO_INPUT | GPIO_PULL_DOWN);
|
|
}
|
|
|
|
/* Motion sensors */
|
|
/* Mutexes */
|
|
static struct mutex g_lid_mutex;
|
|
static struct mutex g_base_mutex;
|
|
|
|
/* Matrix to rotate accelrator into standard reference frame */
|
|
const mat33_fp_t base_standard_ref = {
|
|
{ 0, FLOAT_TO_FP(-1), 0},
|
|
{ FLOAT_TO_FP(1), 0, 0},
|
|
{ 0, 0, FLOAT_TO_FP(1)}
|
|
};
|
|
|
|
const mat33_fp_t mag_standard_ref = {
|
|
{ FLOAT_TO_FP(-1), 0, 0},
|
|
{ 0, FLOAT_TO_FP(1), 0},
|
|
{ 0, 0, FLOAT_TO_FP(-1)}
|
|
};
|
|
|
|
/* sensor private data */
|
|
static struct kionix_accel_data g_kx022_data;
|
|
static struct bmi160_drv_data_t g_bmi160_data;
|
|
static struct bmp280_drv_data_t bmp280_drv_data;
|
|
/* MCHP: struct not present in firmware-reef-9042.B */
|
|
static struct opt3001_drv_data_t g_opt3001_data = {
|
|
.scale = 1,
|
|
.uscale = 0,
|
|
.offset = 0,
|
|
};
|
|
|
|
/* MCHP: differences in structure initializatio from
|
|
* firmware-reef-9042.B
|
|
*/
|
|
/* FIXME(dhendrix): Copied from Amenia, probably need to tweak for Reef */
|
|
struct motion_sensor_t motion_sensors[] = {
|
|
[LID_ACCEL] = {
|
|
.name = "Lid Accel",
|
|
.active_mask = SENSOR_ACTIVE_S0_S3,
|
|
.chip = MOTIONSENSE_CHIP_KX022,
|
|
.type = MOTIONSENSE_TYPE_ACCEL,
|
|
.location = MOTIONSENSE_LOC_LID,
|
|
.drv = &kionix_accel_drv,
|
|
.mutex = &g_lid_mutex,
|
|
.drv_data = &g_kx022_data,
|
|
.port = I2C_PORT_LID_ACCEL,
|
|
.i2c_spi_addr_flags = KX022_ADDR1_FLAGS,
|
|
.rot_standard_ref = NULL, /* Identity matrix. */
|
|
.default_range = 2, /* g, enough for laptop. */
|
|
.min_frequency = KX022_ACCEL_MIN_FREQ,
|
|
.max_frequency = KX022_ACCEL_MAX_FREQ,
|
|
.config = {
|
|
/* EC use accel for angle detection */
|
|
[SENSOR_CONFIG_EC_S0] = {
|
|
.odr = 10000 | ROUND_UP_FLAG,
|
|
},
|
|
/* Sensor on for lid angle detection */
|
|
[SENSOR_CONFIG_EC_S3] = {
|
|
.odr = 10000 | ROUND_UP_FLAG,
|
|
},
|
|
},
|
|
},
|
|
|
|
[BASE_ACCEL] = {
|
|
.name = "Base Accel",
|
|
.active_mask = SENSOR_ACTIVE_S0_S3,
|
|
.chip = MOTIONSENSE_CHIP_BMI160,
|
|
.type = MOTIONSENSE_TYPE_ACCEL,
|
|
.location = MOTIONSENSE_LOC_BASE,
|
|
.drv = &bmi160_drv,
|
|
.mutex = &g_base_mutex,
|
|
.drv_data = &g_bmi160_data,
|
|
.port = I2C_PORT_GYRO,
|
|
.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
|
|
.rot_standard_ref = &base_standard_ref,
|
|
.default_range = 2, /* g, enough for laptop. */
|
|
.min_frequency = BMI160_ACCEL_MIN_FREQ,
|
|
.max_frequency = BMI160_ACCEL_MAX_FREQ,
|
|
.config = {
|
|
/* EC use accel for angle detection */
|
|
[SENSOR_CONFIG_EC_S0] = {
|
|
.odr = 10000 | ROUND_UP_FLAG,
|
|
.ec_rate = 100 * MSEC,
|
|
},
|
|
/* Sensor on for lid angle detection */
|
|
[SENSOR_CONFIG_EC_S3] = {
|
|
.odr = 10000 | ROUND_UP_FLAG,
|
|
.ec_rate = 100 * MSEC,
|
|
},
|
|
},
|
|
},
|
|
|
|
[BASE_GYRO] = {
|
|
.name = "Base Gyro",
|
|
.active_mask = SENSOR_ACTIVE_S0,
|
|
.chip = MOTIONSENSE_CHIP_BMI160,
|
|
.type = MOTIONSENSE_TYPE_GYRO,
|
|
.location = MOTIONSENSE_LOC_BASE,
|
|
.drv = &bmi160_drv,
|
|
.mutex = &g_base_mutex,
|
|
.drv_data = &g_bmi160_data,
|
|
.port = I2C_PORT_GYRO,
|
|
.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
|
|
.default_range = 1000, /* dps */
|
|
.rot_standard_ref = &base_standard_ref,
|
|
.min_frequency = BMI160_GYRO_MIN_FREQ,
|
|
.max_frequency = BMI160_GYRO_MAX_FREQ,
|
|
},
|
|
[BASE_MAG] = {
|
|
.name = "Base Mag",
|
|
.active_mask = SENSOR_ACTIVE_S0,
|
|
.chip = MOTIONSENSE_CHIP_BMI160,
|
|
.type = MOTIONSENSE_TYPE_MAG,
|
|
.location = MOTIONSENSE_LOC_BASE,
|
|
.drv = &bmi160_drv,
|
|
.mutex = &g_base_mutex,
|
|
.drv_data = &g_bmi160_data,
|
|
.port = I2C_PORT_GYRO,
|
|
.i2c_spi_addr_flags = BMI160_ADDR0_FLAGS,
|
|
.default_range = BIT(11), /* 16LSB / uT, fixed */
|
|
.rot_standard_ref = &mag_standard_ref,
|
|
.min_frequency = BMM150_MAG_MIN_FREQ,
|
|
.max_frequency = BMM150_MAG_MAX_FREQ(SPECIAL),
|
|
},
|
|
[BASE_BARO] = {
|
|
.name = "Base Baro",
|
|
.active_mask = SENSOR_ACTIVE_S0,
|
|
.chip = MOTIONSENSE_CHIP_BMP280,
|
|
.type = MOTIONSENSE_TYPE_BARO,
|
|
.location = MOTIONSENSE_LOC_BASE,
|
|
.drv = &bmp280_drv,
|
|
.drv_data = &bmp280_drv_data,
|
|
.port = I2C_PORT_BARO,
|
|
.i2c_spi_addr_flags = BMP280_I2C_ADDRESS1_FLAGS,
|
|
.default_range = BIT(18), /* 1bit = 4 Pa, 16bit ~= 2600 hPa */
|
|
.min_frequency = BMP280_BARO_MIN_FREQ,
|
|
.max_frequency = BMP280_BARO_MAX_FREQ,
|
|
},
|
|
[LID_ALS] = {
|
|
.name = "Light",
|
|
.active_mask = SENSOR_ACTIVE_S0_S3,
|
|
.chip = MOTIONSENSE_CHIP_OPT3001,
|
|
.type = MOTIONSENSE_TYPE_LIGHT,
|
|
.location = MOTIONSENSE_LOC_LID,
|
|
.drv = &opt3001_drv,
|
|
.drv_data = &g_opt3001_data,
|
|
.port = I2C_PORT_ALS,
|
|
.i2c_spi_addr_flags = OPT3001_I2C_ADDR1_FLAGS,
|
|
.rot_standard_ref = NULL,
|
|
.default_range = 0x10000, /* scale = 1; uscale = 0 */
|
|
.min_frequency = OPT3001_LIGHT_MIN_FREQ,
|
|
.max_frequency = OPT3001_LIGHT_MAX_FREQ,
|
|
.config = {
|
|
[SENSOR_CONFIG_EC_S0] = {
|
|
.odr = 1000,
|
|
},
|
|
},
|
|
},
|
|
};
|
|
const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors);
|
|
|
|
/*
|
|
* MCHP: difference from firmware-reef-9042.B
|
|
* New code doesn't have TASK_ALS
|
|
*/
|
|
/* ALS instances when LPC mapping is needed. Each entry directs to a sensor. */
|
|
const struct motion_sensor_t *motion_als_sensors[] = {
|
|
&motion_sensors[LID_ALS],
|
|
};
|
|
BUILD_ASSERT(ARRAY_SIZE(motion_als_sensors) == ALS_COUNT);
|
|
|
|
void board_hibernate(void)
|
|
{
|
|
/*
|
|
* To support hibernate called from console commands, ectool commands
|
|
* and key sequence, shutdown the AP before hibernating.
|
|
*/
|
|
chipset_do_shutdown();
|
|
|
|
/* Added delay to allow AP to settle down */
|
|
msleep(100);
|
|
|
|
/* Enable both the VBUS & VCC ports before entering PG3 */
|
|
bd9995x_select_input_port(BD9995X_CHARGE_PORT_BOTH, 1);
|
|
|
|
/* Turn BGATE OFF for saving the power */
|
|
bd9995x_set_power_save_mode(BD9995X_PWR_SAVE_MAX);
|
|
}
|
|
|
|
struct {
|
|
enum reef_board_version version;
|
|
int thresh_mv;
|
|
} const reef_board_versions[] = {
|
|
/* Vin = 3.3V, R1 = 46.4K, R2 values listed below */
|
|
{ BOARD_VERSION_1, 328 * 1.03 }, /* 5.11 Kohm */
|
|
{ BOARD_VERSION_2, 670 * 1.03 }, /* 11.8 Kohm */
|
|
{ BOARD_VERSION_3, 1012 * 1.03 }, /* 20.5 Kohm */
|
|
{ BOARD_VERSION_4, 1357 * 1.03 }, /* 32.4 Kohm */
|
|
{ BOARD_VERSION_5, 1690 * 1.03 }, /* 48.7 Kohm */
|
|
{ BOARD_VERSION_6, 2020 * 1.03 }, /* 73.2 Kohm */
|
|
{ BOARD_VERSION_7, 2352 * 1.03 }, /* 115 Kohm */
|
|
{ BOARD_VERSION_8, 2802 * 1.03 }, /* 261 Kohm */
|
|
};
|
|
BUILD_ASSERT(ARRAY_SIZE(reef_board_versions) == BOARD_VERSION_COUNT);
|
|
|
|
/*
|
|
* Checkpatch claims msleep(n) for n < 20 can sleep up to 20 ms.
|
|
* Loop up to 10 times sampling every 100 us. If 5 or more consecutive
|
|
* samples are the same exit sample loop.
|
|
*/
|
|
int board_get_version(void)
|
|
{
|
|
static int version = BOARD_VERSION_UNKNOWN;
|
|
int mv, i, prev, cnt;
|
|
|
|
if (version != BOARD_VERSION_UNKNOWN)
|
|
return version;
|
|
|
|
/* FIXME(dhendrix): enable ADC */
|
|
gpio_set_flags(GPIO_EC_BRD_ID_EN_ODL, GPIO_ODR_HIGH);
|
|
gpio_set_level(GPIO_EC_BRD_ID_EN_ODL, 0);
|
|
/* Wait to allow cap charge */
|
|
prev = 0;
|
|
cnt = 0;
|
|
for (i = 0; i < 10; i++) {
|
|
udelay(100);
|
|
mv = adc_read_channel(ADC_BOARD_ID);
|
|
if (mv != prev) {
|
|
prev = mv;
|
|
cnt = 0;
|
|
} else {
|
|
cnt++;
|
|
}
|
|
if (cnt >= 5)
|
|
break;
|
|
}
|
|
/* FIXME(dhendrix): disable ADC */
|
|
gpio_set_level(GPIO_EC_BRD_ID_EN_ODL, 1);
|
|
gpio_set_flags(GPIO_EC_BRD_ID_EN_ODL, GPIO_INPUT);
|
|
|
|
if (mv == ADC_READ_ERROR) {
|
|
version = BOARD_VERSION_UNKNOWN;
|
|
return version;
|
|
}
|
|
|
|
for (i = 0; i < BOARD_VERSION_COUNT; i++) {
|
|
if (mv < reef_board_versions[i].thresh_mv) {
|
|
version = reef_board_versions[i].version;
|
|
break;
|
|
}
|
|
}
|
|
|
|
CPRINTS("Board version: %d", version);
|
|
return version;
|
|
}
|
|
|
|
/* Keyboard scan setting */
|
|
struct keyboard_scan_config keyscan_config = {
|
|
/*
|
|
* F3 key scan cycle completed but scan input is not
|
|
* charging to logic high when EC start scan next
|
|
* column for "T" key, so we set .output_settle_us
|
|
* to 80us from 50us.
|
|
*/
|
|
.output_settle_us = 80,
|
|
.debounce_down_us = 9 * MSEC,
|
|
.debounce_up_us = 30 * MSEC,
|
|
.scan_period_us = 3 * MSEC,
|
|
.min_post_scan_delay_us = 1000,
|
|
.poll_timeout_us = 100 * MSEC,
|
|
.actual_key_mask = {
|
|
0x14, 0xff, 0xff, 0xff, 0xff, 0xf5, 0xff,
|
|
0xa4, 0xff, 0xfe, 0x55, 0xfa, 0xca /* full set */
|
|
},
|
|
};
|